SELBY, SOUTH DAKOTA

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Elevation: 579 meters Latitude: 45 30N Longitude: 100 02W

WEATHER

Monthly - Summary

Nearby

Forecast

Monthly - All Data

Climate Summary

Daily Averages

Hourly Data

CURRENT CONDITIONS

Sunrise/Set

07:34 am

09:41 pm
Local Time
8:18 pm EDT
26 April, 2024

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °F ] °C

TEMPERATURE

Average Temperature

Years on Record: 104

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		6.4		-11.2		-7.7		-1.3		6.7		13.4		18.9		22.2		21.3		15.4		8.2		-0.9		-8.3

Average High Temperature

Years on Record: 104

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		12.9		-5.4		-2		4.7		13.6		20.4		25.7		29.5		28.9		22.9		15.3		4.9		-2.9

Average Low Temperature

Years on Record: 104

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-0.2		-16.9		-13.6		-7.4		-0.1		6.3		12.1		14.9		13.7		7.8		1.1		-6.7		-13.7

Highest Recorded Temperature

Years on Record: 104

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		44.4		17.2		18.3		28.3		36.1		37.8		42.8		44.4		42.2		40		35		25		17.2

Lowest Recorded Temperature

Years on Record: 104

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-40.6		-40.6		-37.8		-33.9		-19.4		-7.8		-1.1		3.3		-1.7		-8.3		-18.9		-28.9		-37.8

Average Number of Days Above 100F/38C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1.7		---		---		---		---		---		0.2		1		0.5		---		---		---		---

Average Number of Days Above 90F/32C

Years on Record: 104

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		23.3		---		---		---		0.1		0.8		3		8.6		8.4		2.3		0.1		---		---

Average Number of Days Above 80F/26C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		69.4		---		---		---		1.3		3.9		11.3		22.4		20.4		8.6		1.4		---		---

Average Number of Days Above 70F/21C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		125.2		---		---		0.3		4.6		13.7		23.9		29.7		29		17.8		5.9		0.3		---

Average Number of Days Above 60F/15C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		171.4		---		0.3		2.6		12.3		23.3		29.2		30.9		30.8		25.4		13.7		2.8		0.1

Average Number of Days Above 50F/10C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		213.1		0.7		2.3		8		20.6		29.1		30		31		31		29.3		22.8		7.7		0.9

Average Number of Days Above 40F/4C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		255.4		3.9		7		16.4		26.5		30.9		30		31		31		30		28.4		14.8		5.5

Average Number of Days Below 70F/21C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		361.6		31		28		31		30		31		29.5		28.9		30.3		29.9		31		30		31

Average Number of Days Below 60F/15C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		325.4		31		28		31		29.9		30.3		23		14.2		18.3		27.7		31		30		31

Average Number of Days Below 50F/10C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		261.7		31		28		31		29.1		21.5		6.9		1.3		3.9		18.1		30		30		31

Average Number of Days Below 40F/4C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		211.8		31		28		30.7		23.7		8.2		0.4		---		0.2		5.6		23.4		29.6		31

Average Number of Days Below 32F/0C

Years on Record: 104

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		179.2		30.7		27.8		27.7		16.4		3.3		0.1		---		---		1.9		13.5		27.1		30.8

Average Number of Days Below 20F/-6C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		103.9		26.8		20.5		13.3		2.4		---		---		---		---		---		2.4		13.2		25.2

Average Number of Days Below 10F/-12C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		58.5		18.7		13.1		5.9		0.3		---		---		---		---		---		0.2		5		15.2

Average Number of Days Below 0F/-17C

Years on Record: 104

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		38		14.1		9.4		3		0.1		---		---		---		---		---		0.1		1.8		9.5

PRECIPITATION

Average Precipitation

Years on Record: 104

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		444		9		12		23		45		67		82		62		51		37		30		16		11

Average Number of Days With Precipitation

Years on Record: 104

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		73		4		4		5		7		9		10		8		7		6		5		4		4

Most Reported Precipitation in a Month

Years on Record: 104

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		199		37		52		90		149		144		199		152		116		114		117		64		40

Least Reported Precipitation in a Month

Years on Record: 104

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		---		---		---		1		14		11		5		9		3		---		---		---

Most Precipitation Reported in a Day

Years on Record: 104

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		104.1		23.1		23.6		35.6		61.2		75.7		104.1		60.2		88.1		48.8		59.2		40.1		30.5

Avg. No. of Days w/Precip. Above 0.1in/2.5mm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		39.5		0.9		1.6		2.7		4.1		5.4		6.6		4.8		3.8		3.4		3.3		1.7		1.2

Avg. No. of Days w/Precip. Above 0.2in/5mm

Years on Record: 104

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		40		1		2		2		4		6		7		5		4		3		3		2		1

Avg. # of Days w/Precip. Above 0.4in/10mm

Years on Record: 104

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		10		---		---		---		1		2		2		2		1		1		1		---		---

Avg. No. of Days w/Precip. Above 0.5in/13mm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		10.9		0.1		0.2		0.4		0.9		1.6		2.2		2		1.3		1.1		0.9		0.2		---

Avg. No. of Days w/Precip. Above 1in/25mm

Years on Record: 104

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3		---		---		---		---		1		1		1		---		---		---		---		---

PRECIPITATION - SNOW

Average Snowfall

Years on Record: 104

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		74.2		11.2		13.5		14.5		10.4		---		---		---		---		---		1.5		10.9		12.2

Average Number of Days With Snow

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		18.4		3		3.8		3.3		1.4		---		---		---		---		---		0.6		2.8		3.5

Most Snow Reported in a Month

Years on Record: 104

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		96.5		48.3		63.5		78.2		96.5		2.5		---		---		---		6.3		16.5		51.3		41.9

Avg. No. of Days w/Snow Above 1in/2.5cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		11.7		1.6		2.4		2.2		1.2		---		---		---		---		---		0.3		2.1		1.9

Avg. No. of Days w/Snow Above 3in/7.5cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3.9		0.5		0.7		0.7		0.5		---		---		---		---		---		0.1		0.7		0.7

Avg. No. of Days w/Snow Above 5in/12.7cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1.2		0.1		0.3		0.3		0.2		---		---		---		---		---		---		0.2		0.1

Avg. # of Days w/Snow Depth Above 1in/2.5cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		94.9		25.4		18.8		15.8		3.6		0.1		---		---		---		---		0.5		10.3		20.4

Avg. # of Days w/Snow Depth Above 3in/7.5cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		58.5		18.1		11.5		10.3		1.4		---		---		---		---		---		0.1		5.3		11.8

Avg. # of Days w/Snow Depth Above 5in/12.7cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		41.3		13		8.6		6.9		0.8		---		---		---		---		---		0.1		3.3		8.6

Avg. # of Days w/Snow Depth Above 10in/25cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		19.7		6.3		4.3		2.5		0.1		---		---		---		---		---		---		1.7		4.8

DEGREE DAYS

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		8294		1578		1294		1079		621		286		73		14		28		203		593		1047		1479

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		646		---		---		---		3		24		106		247		205		58		3		---		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2540		---		---		3		62		243		484		699		642		327		77		3		---

SKY CONDITIONS

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.8		9.8		11		12.5		14.1		15.5		16.3		15.8		14.6		13		11.4		10		9.3

SOLAR RADIATION

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.6		5.4		8.4		12.5		17.2		20.5		22.1		22.6		19.6		14.6		9.9		6.2		4.7

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.1		3.1		4.3		6.2		7		8.8		9.3		9		8		6.5		4.8		3.5		2.8

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.2		9.5		12.6		15.7		18.1		18.8		19.2		20.2		19.4		16.7		13.5		10.2		8.1

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.8		8.1		11.1		13.4		18.4		19.3		20.6		22.2		19.9		15.8		12.7		8.9		7.4

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.6		5.4		8.4		12.5		17.2		20.5		22.1		22.6		19.6		14.6		9.9		6.2		4.7

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.5		3.3		4.8		6.7		7.6		9		9.6		9.4		8.5		7.1		5.2		4		3

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.9		10.4		15.1		19		22.6		21.2		22.8		22.9		22.8		20.2		15.5		12.6		9.3

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.4		9		13.6		16.9		24.4		23.6		27.1		26.6		24.6		20.1		15.1		11.7		8.6

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11		5		7.2		8.6		14.1		16.8		18.9		16.9		16		11.1		8		5.6		3.9

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.8		2.9		3.8		5.4		6.5		8.7		9.2		8.9		7.9		6		4.1		3.2		2.5

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.1		8.5		10.6		10.3		14.5		15.4		16.4		15		15.6		12.2		10.4		9.1		6.5

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.3		7.1		9		6.8		13.4		12.8		15.1		12.4		13.6		10		9.5		7.7		5.7

NEARBY - MAP

NEARBY - LIST

Bowdle, South Dakota (18 mi / 30 km)
Mobridge, South Dakota (18 mi / 29 km)
Glenham, South Dakota (20 mi / 33 km)
Eureka, South Dakota (27 mi / 44 km)
Artas, South Dakota (28 mi / 46 km)

GEOBA.SE

Selby, South Dakota